The Marina 50 air pump combines high performance output with quiet operation. A reliable source of air for increasing water movement and turbulence for proper oxygenation, and can also be used to operate items such as air stones, ...
BioMax filter media are inert ceramic rings that are capable of supporting large populations of water purifying bacteria. Composed of a variety of channels and tunnels, the multitude of tiny pores can support these colonies of ben...
Impeller Assembly for Aqua Clear 20 (201) Powerhead
For AquaClear 20 and "Mini"
Superior adsorption of impurities
Broad spectrum organic compound removal
Improves water clarity, color and odor
Supports benefical bacterial colonies
Removes chlorine, smo...
2 pieces per pack
Replaces many air stones in common box filters and undergravel riser stems
The Power Agitator
Flexible, porous air tubes with large surface area
Provide powerful aeration and water agit...
Provides the convenience of a cordless cleaner/siphon
Battery powered - eliminates risk of electric shock
Requires 2 "C" batteries (not included)
Performs 3 functions: Gravel Cleaner, Water siphon, Algae cleane...
Hagen Living Sea Hydrometer with Thermometer—Small
Easy to read
Thermometer—C & F